U.S. slams claims by China that chipmaker Micron poses national security risk

China's government told operators of "critical information infrastructure" to stop buying Micron Technology's products Sunday and claimed the U.S. chipmaker threatened national security. Driving the news: The Cyberspace Administration of China's announcement that a U.S. Commerce Department spokesperson in a statement to media Sunday evening said had "no basis in fact" followed a security review of the Idaho-based firm. • CAC in a statement claimed Micron failed the review, which it said found posed "a major security risk" to China's "key information infrastructure supply chain" and threatened the country's national...